I Arne Magnussons Katalog over islandske middelalderhåndskrifter AM 435 a 4to har han noteret på bl. 22v, at håndskriftet stammer fra Kálfafell i Fljótshverfi, where it had been preserved in the church. Ísleifur and the people from Kálfafell were of the opinion that the book contained. Karlamagnús saga.